1、Designation:D598914aStandard Specification forExtruded and Monomer Cast Shapes Made from Nylon(PA)1This standard is issued under the fixed designation D5989;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A
2、number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.INTRODUCTIONThis specification is intended to be a means of calling out plastic products used in the fabricationof end items or parts.1.Scope*1.1 This
3、 specification covers requirements and test methodsfor the material,dimensions,and workmanship,and the prop-erties of extruded and cast sheet,plate,rod and tubular bar,excluding pipe and fittings,manufactured from nylon ormonomers.1.2 The properties included in this specification are thoserequired f
4、or the compositions covered.Requirements neces-sary to identify particular characteristics important to special-ized applications are described by using the classificationsystem given in Section 4.1.3 This specification allows for the use of recycled plastics(as defined in Guide D7209).1.4 The value
5、s stated in English units are regarded asstandard.The values in parentheses are for information only.1.5 The following precautionary caveat pertains only to thetest method portions of this specification.This standard doesnot purport to address all of the safety concerns,if any,associated with its us
6、e.It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.NOTE1There is no known ISO equivalent to this standard.NOTE2This specification is intended to replace Federal StandardLP-41
7、0A and PS 50.2.Referenced Documents2.1 ASTM Standards:2D256 Test Methods for Determining the Izod PendulumImpact Resistance of PlasticsD638 Test Method for Tensile Properties of PlasticsD790 Test Methods for Flexural Properties of Unreinforcedand Reinforced Plastics and Electrical Insulating Materi-
8、alsD883 Terminology Relating to PlasticsD3892 Practice for Packaging/Packing of PlasticsD6779 Classification System for and Basis of Specificationfor Polyamide Molding and Extrusion Materials(PA)D7209 Guide for Waste Reduction,Resource Recovery,andUse of Recycled Polymeric Materials and Products2.2
9、Federal Standard:3LP-410A Nylon Stock Shapes3.Terminology3.1 Definitions:3.1.1 regrind(plastic),na product or scrap such as sprues,runners and edge trim that have been reclaimed by shreddingand granulating for use in-house.3.1.2 For definitions of other technical terms pertaining toplastics used in
10、this specification,see Terminology D883 orGuide D7209.3.2 Definitions of Terms Specific to This Standard:3.2.1 finished product(F),nproduct that meets the dimen-sional criteria of Table 1,Table 2,Table 3,or Table 4 of thisspecification.3.2.2 monomer-cast nylon,nnylon polymer prepared bypolymerizatio
11、n of epsilon-caprolactam or lauryllactam mono-mer.3.2.3 oversize product(O),nproduct that meets only thedesignated dimensional criteria of Table 2 or Table 4.3.2.4 plate,nflat stock greater than38in.(9.5 mm).1This specification is under the jurisdiction of ASTM Committee D20 onPlastics and is the di
12、rect responsibility of Subcommittee D20.15 on ThermoplasticMaterials.Current edition approved July 1,2014.Published July 2014.Originally approvedin 1998.Last previous edition approved in 2014 as D5989 14.DOI:10.1520/D5989-14A.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orconta
13、ct ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401,http:/www.
14、access.gpo.gov.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.2.5 recycled-plastic shape,na product made from up to100%post-consumer material.3.2.6 rod,nan extruded solid
15、 cylindrical shape with aminimum diameter of116in.,or cast solid cylindrical shapeswith a minimum diameter of 1 in.(25.4 mm).3.2.7 sheet,nflat stock less than and including38in.thickness.3.2.8 tubular bar,nextruded annular shapes with mini-mum inside diameter of38in.(9.5 mm)and minimum wallthickness
16、 of116in.(1.6 mm),or cast shapes with minimuminside diameter of12in.(12.7 mm),and minimum wall of14in.(6.4 mm).3.2.9 unmodified virgin plastic shape,na product pro-duced from virgin plastic,as furnished by a manufacturer,withno additives or processing aids.3.2.10 virgin-plastic shape,nproduct that is producedfrom 100%plastic resin that has not been subjected tosubsequent melt processing.TABLE S-PA Requirements for Nylon(Polyamide)Shapes,Dry-as-Manufactured(0.2%Moisture)TypeDescriptionClassDescri
